CN212131695U

CN212131695U - Rubber ring sealing pressure balance sleeve compensator

Info

Publication number: CN212131695U
Application number: CN202020728885.8U
Authority: CN
Inventors: 仇庆涛; 王成萍; 王智峰; 熊瑞鸽
Original assignee: Jiangsu Risheng Technology Ind Co ltd
Current assignee: Jiangsu Risheng Technology Ind Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-12-11
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses a rubber ring sealing pressure balance sleeve compensator, which comprises an inner pipe, an outer sleeve and a reducer pipe, wherein the inner pipe is inserted in the outer sleeve, the inner pipe is connected with the outer sleeve in a sliding way, sealing fillers are arranged on two sides of the inner wall of the outer sleeve, a filler flange is arranged on one side of each sealing filler, two filler flanges are arranged on one side of the outer sleeve, and the two filler flanges are in threaded connection with a first stud; the utility model discloses a be equipped with the second double-screw bolt, outer tube and second hexagon nut, when the filler in the sealing filler reduces, through opening second hexagon nut and second double-screw bolt, can in time supply the filler, the temperature when steam conduit upper temperature ratio production is higher, the effect of self sealss just can be realized to this sealing filler's inflation, play sealed, prevent the effect of leaking, through in time supplying the filler in the sealing filler, can not only prolong the life of sleeve compensator, the resource has been practiced thrift simultaneously.

Description

Rubber ring sealing pressure balance sleeve compensator

Technical Field

The utility model relates to a sleeve compensator technical field specifically is rubber circle sealing pressure balance sleeve compensator.

Background

The sleeve compensator is a compensator directly installed in any pipeline for conveying non-corrosive unidirectional or multidirectional fluid, mainly comprising a sleeve (core pipe), a shell and a sealing material, and is used for compensating the axial extension and the axial rotation of the pipeline at any angle, has the characteristics of small volume and large compensation amount, and is widely used in the conveying pipelines of the industries of town heating, metallurgy, mine, power generation, petrochemical industry, building and the like, but the existing sleeve compensator has some defects, such as:

in the prior art, the packing in the sleeve compensator is less and less in the use process until the sealing effect is lost, the sleeve compensator is directly discarded and cannot be used again, and resources are wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rubber circle sealing pressure balance sleeve compensator to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the rubber ring sealing pressure balancing sleeve compensator comprises an inner pipe, an outer sleeve and a reducer pipe, wherein the inner pipe is inserted in the outer sleeve, the inner pipe is connected with the outer sleeve in a sliding manner, sealing fillers are arranged on two sides of the inner wall of the outer sleeve, a filler flange is arranged on one side of the sealing fillers, two filler flanges on one side of the outer sleeve are arranged, the two filler flanges are in threaded connection with a first stud, two ends of the first stud are in threaded connection with a first hexagon nut, an opening is arranged on one side of the filler flange, one side of the opening is in threaded connection with a high-pressure seal through the first stud, a sliding ring is connected on the inner wall of the outer sleeve in a sliding manner, one end of the inner pipe is fixedly connected with the sliding ring, the inner pipe is connected with the sliding ring in a sliding manner, the reducer pipe is welded at, the outer tube is equipped with two altogether, two be provided with leak protection plugging device on the outer tube, leak protection plugging device includes second double-screw bolt and second hexagon nut, two equal threaded connection in outer tube both sides has the second double-screw bolt, equal threaded connection in second double-screw bolt both ends has second hexagon nut.

Preferably, the sliding ring is of a circular structure, twelve second studs are arranged, and twelve second studs are uniformly distributed.

Preferably, a washer is sleeved on the first stud on one side of the first hexagon nut, and the washer is connected with the first stud in a sliding manner.

Preferably, the limiting block is used as a limiting device of the inner pipe, the limiting block is of an annular structure, and the diameter of the inner wall of the limiting block is not larger than that of the outer diameter of the inner pipe.

Preferably, the periphery of the reducer pipe is fixedly connected with a label through a bolt.

Preferably, the packing flange is used as a sealing means for sealing packing.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a be equipped with the second double-screw bolt, outer tube and second hexagon nut, when the filler in the sealing filler reduces, through opening second hexagon nut and second double-screw bolt, can in time supply the filler, the temperature when steam conduit upper temperature ratio production is higher, the effect of self sealss just can be realized to this sealing filler's inflation, play sealed, prevent the effect of leaking, through in time supplying the filler in the sealing filler, can not only prolong the life of sleeve compensator, the resource has been practiced thrift simultaneously.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the overall plane structure of the present invention;

fig. 3 is a schematic sectional view of the present invention.

In the figure: 1-a first stud; 2-a first hexagonal nut; 3-a gasket; 4-a filler flange; 5-sealing packing; 6-high pressure sealing; 7-a slip ring; 8-a limiting block; 9-a reducer pipe; 10-a label; 11-leak-proof plugging device; 12-outer sleeve; 13-an inner tube; 14-a second stud; 15-second hexagonal nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the rubber ring sealing pressure balancing sleeve compensator comprises an inner pipe 13, an outer sleeve 12 and a reducer pipe 9, wherein the inner pipe 13 is inserted into the outer sleeve 12, the inner pipe 13 is connected with the outer sleeve 12 in a sliding mode, sealing fillers 5 are arranged on two sides of the inner wall of the outer sleeve 12, all parts of the product are specially designed according to pipeline materials and design parameters provided by customers, the product is pointed, the parts in the product are formed by integral forgings or pressing, the pressure resistance and the safety of the product are higher, a leakage-proof and anti-blocking device is additionally arranged on the product, the fillers can be supplemented in time when leakage occurs due to reduction of the fillers, alloy materials, antioxidants and the like are added in the sealing fillers, the compression resistance is better, the normal temperature can reach 650 ℃, the sealing fillers have the advantage of higher expansion coefficient and the temperature on a steam pipeline is higher than that during production, the expansion of the sealing filler can realize the self-sealing effect, a filler flange 4 is arranged on one side of the sealing filler 5, two filler flanges 4 are arranged on one side of an outer sleeve 12, the two filler flanges 4 are in threaded connection with a first stud 1, two ends of the first stud 1 are in threaded connection with a first hexagon nut 2, an opening is arranged on one side of the filler flange 4, and one side of the opening is in threaded connection with a high-pressure seal 6 through the first stud 1, and the special high-pressure seal combination enhances the compression resistance and the sealing performance of a product, and the high-pressure seal is a seal structure for high-pressure working conditions (the pressure is greater than 10MPa), and is difficult to seal compared with medium and low pressure due to special factors of high pressure, high temperature, pressure fluctuation and temperature fluctuation, and is mainly characterized in the aspects of sealing principle and structure: firstly, a metal gasket is adopted to bear high temperature and high sealing specific pressure, and the gasket material is annealed aluminum, annealed red copper or mild steel and the like with good ductility; secondly, a narrow sealing surface is adopted, some sealing surfaces are close to a linear seal, and the gasket is tightly close to the inner wall of the cylinder body, so that higher sealing specific pressure can be obtained and the pretightening force can be reduced, a sliding ring 7 is welded on one side of the inner wall of the outer sleeve 12, the sliding ring 7 is connected on the inner wall of the outer sleeve 12 in a sliding way, one end of the inner pipe 13 is fixedly connected with the sliding ring 7, used as a supporting structure when the inner pipe 13 slides, one end of the outer sleeve 12 is welded with a reducer pipe 9, a limiting block 8 is arranged on one side of the inner wall of the reducer pipe 9, two outer sleeves 12 are arranged, the two outer sleeves 12 are provided with leakage-proof plugging devices 11, each leakage-proof plugging device 11 comprises a second stud 14 and a second hexagon nut 15, the two sides of each outer sleeve 12 are in threaded connection with the second studs 14, and both ends of the second stud 14 are in threaded connection with second hexagon nuts 15 for fixedly connecting the two outer sleeves 12 together.

The working principle is as follows: when using, pass through bolt fixed connection with sleeve compensator and external pipe way, the utility model discloses a be equipped with second double-screw bolt 14, outer tube 12 and second hexagon nut 15, when the filler in gland packing 5 reduces, through opening second hexagon nut 15 and second double-screw bolt 14, can in time supply the filler, temperature when steam conduit upper temperature ratio production is higher, the effect of self sealss just can be realized to this gland packing 5's inflation, play sealed, prevent the effect of leaking, through replenishing the filler in time in gland packing 5, can not only prolong sleeve compensator's life, the resource has been practiced thrift simultaneously, when the pipeline takes place to remove because expend with heat and contract with cold, can make inner tube 13 slide in outer tube 12, thereby can compensate the axial of pipeline flexible.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Rubber circle sealing pressure balance sleeve compensator, including inner tube (13), outer tube (12) and reducing pipe (9), its characterized in that: an inner pipe (13) is inserted into the outer sleeve (12), the inner pipe (13) is connected with the outer sleeve (12) in a sliding manner, sealing fillers (5) are arranged on two sides of the inner wall of the outer sleeve (12), a filler flange (4) is arranged on one side of each sealing filler (5), two filler flanges (4) are arranged on one side of the outer sleeve (12), the two filler flanges (4) are in threaded connection with a first stud (1), two ends of the first stud (1) are in threaded connection with a first hexagon nut (2), an opening is arranged on one side of each filler flange (4), one side of the opening is in threaded connection with a high-pressure seal (6) through the first stud (1), a sliding ring (7) is connected on the inner wall of the outer sleeve (12) in a sliding manner, one end of the inner pipe (13) is fixedly connected with the sliding ring (7), and the inner pipe (13) is connected with the sliding ring (7, outer tube (12) one end welding has reducer pipe (9), reducer pipe (9) inner wall one side is provided with stopper (8), outer tube (12) are equipped with two altogether, two be provided with leak protection plugging device (11) on outer tube (12), leak protection plugging device (11) are including second double-screw bolt (14) and second hexagon nut (15), two equal threaded connection in outer tube (12) both sides has second double-screw bolt (14), equal threaded connection in second double-screw bolt (14) both ends has second hexagon nut (15).

2. The rubber ring seal pressure equalizing sleeve compensator of claim 1, wherein: the sliding ring (7) is of a circular structure, twelve second studs (14) are arranged, and twelve second studs (14) are uniformly distributed.

3. The rubber ring seal pressure equalizing sleeve compensator of claim 1, wherein: the first stud (1) on one side of the first hexagon nut (2) is sleeved with a gasket (3), and the gasket (3) is connected with the first stud (1) in a sliding mode.

4. The rubber ring seal pressure equalizing sleeve compensator of claim 1, wherein: the limiting block (8) is used as a limiting device of the inner pipe (13), the limiting block (8) is of an annular structure, and the diameter of the inner wall of the limiting block (8) is not larger than that of the outer diameter of the inner pipe (13).

5. The rubber ring seal pressure equalizing sleeve compensator of claim 1, wherein: the periphery of the reducer pipe (9) is fixedly connected with a label (10) through a bolt.

6. The rubber ring seal pressure equalizing sleeve compensator of claim 1, wherein: the packing flange (4) is used as a sealing device for the sealing packing (5).